1 /*
2 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
29 import javax.imageio.ImageIO;
30 import javax.imageio.ImageWriter;
31 import javax.imageio.metadata.IIOMetadata;
32 import javax.imageio.spi.IIORegistry;
33 import javax.imageio.spi.ImageWriterSpi;
34 import javax.imageio.stream.ImageOutputStream;
35
36 /**
37 * @test
38 * @bug 4958064 8183349
39 * @summary Test verifies that when we try to forcefully run
40 * prepareWriteSequence() where it is not supported
41 * will ImageIO throws an UnsupportedOperationException
42 * or not.
43 * @run main CanWriteSequence
44 */
45 public final class CanWriteSequence {
46
47 private static File file;
48 private static FileOutputStream fos;
49
50 public static void main(final String[] args) throws Exception {
51 final IIORegistry registry = IIORegistry.getDefaultInstance();
52 final Iterator<ImageWriterSpi> iter =
53 registry.getServiceProviders(ImageWriterSpi.class,
54 provider -> true, true);
55 // Validates all supported ImageWriters
56 while (iter.hasNext()) {
57 final ImageWriter writer = iter.next().createWriterInstance();
58 System.out.println("ImageWriter = " + writer);
59 test(writer);
60 }
61 System.out.println("Test passed");
62 }
63
64 private static void test(final ImageWriter writer) throws Exception {
65 try {
66 file = File.createTempFile("temp", ".img");
67 fos = new FileOutputStream(file);
68 final ImageOutputStream ios = ImageIO.createImageOutputStream(fos);
69 writer.setOutput(ios);
70 final IIOMetadata data = writer.getDefaultStreamMetadata(null);
71
72 if (writer.canWriteSequence()) {
73 writer.prepareWriteSequence(data);
74 } else {
75 try {
76 writer.prepareWriteSequence(data);
77 throw new RuntimeException(
78 "UnsupportedOperationException was not thrown");
79 } catch (final UnsupportedOperationException ignored) {
80 // expected
81 }
82 }
83 } finally {
84 writer.dispose();
85 if (file != null) {
86 if (fos != null) {
87 fos.close();
88 }
89 Files.delete(file.toPath());
90 }
91 }
92 }
93 }
94
|
1 /*
2 * Copyright (c) 2015, 2020, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
29 import javax.imageio.ImageIO;
30 import javax.imageio.ImageWriter;
31 import javax.imageio.metadata.IIOMetadata;
32 import javax.imageio.spi.IIORegistry;
33 import javax.imageio.spi.ImageWriterSpi;
34 import javax.imageio.stream.ImageOutputStream;
35
36 /**
37 * @test
38 * @bug 4958064 8183349
39 * @summary Test verifies that when we try to forcefully run
40 * prepareWriteSequence() where it is not supported
41 * will ImageIO throws an UnsupportedOperationException
42 * or not.
43 * @run main CanWriteSequence
44 */
45 public final class CanWriteSequence {
46
47 private static File file;
48 private static FileOutputStream fos;
49 private static ImageOutputStream ios;
50
51 public static void main(final String[] args) throws Exception {
52 final IIORegistry registry = IIORegistry.getDefaultInstance();
53 final Iterator<ImageWriterSpi> iter =
54 registry.getServiceProviders(ImageWriterSpi.class,
55 provider -> true, true);
56 // Validates all supported ImageWriters
57 while (iter.hasNext()) {
58 final ImageWriter writer = iter.next().createWriterInstance();
59 System.out.println("ImageWriter = " + writer);
60 test(writer);
61 }
62 System.out.println("Test passed");
63 }
64
65 private static void test(final ImageWriter writer) throws Exception {
66 try {
67 file = File.createTempFile("temp", ".img");
68 fos = new FileOutputStream(file);
69 ios = ImageIO.createImageOutputStream(fos);
70 writer.setOutput(ios);
71 final IIOMetadata data = writer.getDefaultStreamMetadata(null);
72
73 if (writer.canWriteSequence()) {
74 writer.prepareWriteSequence(data);
75 } else {
76 try {
77 writer.prepareWriteSequence(data);
78 throw new RuntimeException(
79 "UnsupportedOperationException was not thrown");
80 } catch (final UnsupportedOperationException ignored) {
81 // expected
82 }
83 }
84 } finally {
85 writer.dispose();
86 if (file != null) {
87 if (ios != null) {
88 ios.close();
89 }
90 if (fos != null) {
91 fos.close();
92 }
93 Files.delete(file.toPath());
94 }
95 }
96 }
97 }
|